package filters;

import javax.servlet.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

public class mainFrameVisitFilter implements Filter {
    public void destroy() {
    }

    public void doFilter(ServletRequest req, ServletResponse resp, FilterChain chain) throws ServletException, IOException {
        HttpServletRequest request = (HttpServletRequest)req;
        HttpServletResponse response = (HttpServletResponse)resp;
        if(request.getSession().getAttribute("id") == null) {
            request.getRequestDispatcher("./login.jsp").forward(request, response);
            //response.sendRedirect("./login.jsp");
        }
        else
            chain.doFilter(req, resp);
    }

    public void init(FilterConfig config) throws ServletException {

    }

}
